J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Zhengzhou Guancheng Laboratory equipment Sales
Telephone0371-88888888 qq272369594;2159423853qq
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16848/0_EN.htm
Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Qingzhou dafeng import and export Co. LTD
Telephone 16773308882
Websitehttp://www.qzdafeng.cn/
Shanghai Yifei Biotechnology Co. , Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
